Perhaps you should try some spelling variations:
communication 1.3 » communication 3.3, communication 4.3, communication 1.1
23 communication » 2.3 communication, 3 communication, 13 communication
le developpement » de developpement, sme development
developpement de » developpement des, developpement durable
de afrique » de l'afrique, en afrique, l afrique
4.2 der » 2.2 der, 3.2 der
der 23 » der 24, der 25, der 20
1.3 le » 1.3 les, 1.3 la

You may be able to get more results by adjusting your search query.

• Adding a wildcard symbol may retrieve word variants: technologies _ information 4.2 der 23 communication 1.3 le developpement de afrique.*.